<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>
  <!-- 2.准备容器 -->
  <div id="app">
    Vue的模板
    <h1>{{msg}}</h1>
    <h2>{{price}}</h2>
    <!-- <h2>{{username.charAt(0)}}</h2>
        <h2>{{20+50}}</h2>
        <h2>{{price>1000?'买不起':'剁手买'}}</h2>
        <h2>{{person}}</h2>
        <h2>{{person.age}}</h2> -->

  </div>
  <!-- 1.导入vue.js -->
  <script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>

  <script>
    // 3创建实例化对象
    const app = new Vue({
      // 容器id
      el: '#app',
      // 数据
      data: {
        msg: 'Hello Vue',
        price: 999,
        username: '刘德华',
      }
    })
    console.log(app)
  </script>
</body>

</html>